----- Original Message ----- > From: "Eric Blake" <eblake@xxxxxxxxxx> > To: "Andrew Martin" <amartin@xxxxxxxxxxx> > Cc: "Gergely Horváth" <gergely.horvath@xxxxxxxxxx>, libvirt-users@xxxxxxxxxx > Sent: Thursday, February 6, 2014 9:31:29 AM > Subject: Re: Can I move the disk image of the guest while it is running? > > On 02/06/2014 08:14 AM, Andrew Martin wrote: > > Eric, > > > > For scripted live backups, which non-transient technique would you prefer: > > 1. snapshot-create-as followed by blockpull, which results in the original > > file being left as a standalone copy of the VM from that point in time; it > > can then be copied off to a backup disk once blockpull completes > > Slower (because it pulls the entire contents of the original file into > the new file), but likely to succeed. Is there a faster, non-transient way to do this with the current versions of qemu and libvirt? > > > 2. snapshot-create-as followed by copying the backing file (since it is now > > read-only) and then using blockcommit to pull the interim changes back into > > the original/backing file (and removing the snapshot file) > > Ideal, but not supported until (unreleased) qemu 2.0. > Ah, does blockcommit currently only work with offline VMs with qemu 1.x? _______________________________________________ libvirt-users mailing list libvirt-users@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvirt-users